Display screen or portion thereof with icon



FIG. 1is a front view of a display screen or portion thereof with icon,showing my new design; and,

FIG. 2 is a front view of a display screen or portion thereof with iconshowing a second embodiment of the new design.

The dash-dot broken line illustrated in the figures is included for thepurpose of showing a display screen or portion thereof and forms no partof the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withicon, as shown and described.